diff options
Diffstat (limited to 'board/oak/battery.c')
-rw-r--r-- | board/oak/battery.c | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/board/oak/battery.c b/board/oak/battery.c deleted file mode 100644 index fffd2f7763..0000000000 --- a/board/oak/battery.c +++ /dev/null @@ -1,72 +0,0 @@ -/* Copyright 2015 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - * - * Battery pack vendor provided charging profile - */ - -#include "battery.h" -#include "battery_smart.h" -#include "i2c.h" -#include "util.h" - -/* Shutdown mode parameter to write to manufacturer access register */ -#define PARAM_CUT_OFF_LOW 0x10 -#define PARAM_CUT_OFF_HIGH 0x00 - -static const struct battery_info info = { -#if (BOARD_REV >= OAK_REV3) - .voltage_max = 13050, - .voltage_normal = 11400, - /* - * TODO(crosbug.com/p/44428): - * In order to compatible with 2S battery, set min voltage as 6V rather - * than 9V. Should set voltage_min to 9V, when 2S battery - * phased out. - */ - .voltage_min = 6000, -#else /* BOARD_REV < OAK_REV3 */ - .voltage_max = 8700, - .voltage_normal = 7600, - .voltage_min = 6000, -#endif - /* Pre-charge values. */ - .precharge_current = 256, /* mA */ - - .start_charging_min_c = 0, - .start_charging_max_c = 45, - .charging_min_c = 0, - .charging_max_c = 45, - .discharging_min_c = 0, - .discharging_max_c = 60, -}; - -const struct battery_info *battery_get_info(void) -{ - return &info; -} - -static int cutoff(void) -{ - int rv; - uint8_t buf[3]; - - /* Ship mode command must be sent twice to take effect */ - buf[0] = SB_MANUFACTURER_ACCESS & 0xff; - buf[1] = PARAM_CUT_OFF_LOW; - buf[2] = PARAM_CUT_OFF_HIGH; - - i2c_lock(I2C_PORT_BATTERY, 1); - rv = i2c_xfer_unlocked(I2C_PORT_BATTERY, BATTERY_ADDR_FLAGS, - buf, 3, NULL, 0, I2C_XFER_SINGLE); - rv |= i2c_xfer_unlocked(I2C_PORT_BATTERY, BATTERY_ADDR_FLAGS, - buf, 3, NULL, 0, I2C_XFER_SINGLE); - i2c_lock(I2C_PORT_BATTERY, 0); - - return rv; -} - -int board_cut_off_battery(void) -{ - return cutoff(); -} |